/***************************************************************************
 *   Copyright (C) 2008 by Rysiek Król,,,   *
 *   rysiek@Babylon2   *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/
#ifndef FINDER_H
#define FINDER_H

#include <QThread>
#include <QSet>
#include <QList>

#include "picturelistwidgetitem.h"

class SearchParameter;

/**
	@author Rysiek Król,,, <rysiek@Babylon2>
*/
class Finder : public  QThread{
	Q_OBJECT
public:
    Finder(SearchParameter *parameter, QObject *eventHandler);

    ~Finder();

protected:
    void run();

private:

	PictureListWidgetItem * search();
	bool validate();
	SearchParameter *parameter;
	QObject *eventHandler;
	
	void search(QDir *dir);
	
	QPair<QList<QFileInfo*>*,QList<QDir*>*>* loadDir(QDir dir);
	void filterByName(QList<QFileInfo*> *files);
	QList<PictureListWidgetItem*> * decodeComments(QList<QFileInfo*> *files);
	void filterByNotes(QList<PictureListWidgetItem*> *files);
	void filterByPlaces(QList<PictureListWidgetItem*> *files);
	void filterByKeywords(QList<PictureListWidgetItem*> *files);
	void filterByDate(QList<PictureListWidgetItem*> *files);
	void sendResults(QList<PictureListWidgetItem*> *files);
	
};

#endif
